How Can You Tell Which Threads Are Standard and Which Are Reverse?

How Can You Tell Which Threads Are Standard and Which Are Reverse?
★ Key Takeaways

Screw Handedness: Left-Hand Thread and Right-Hand Thread Screw Handedness Refers to the Direction That a Screw's Thread Wraps Around Its Shaft. Right-Handed Threads Run Clockwise, and Left-Handed Threads Run Counterclockwise.

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Direct Answer • Key Takeaway

Screw Handedness: Left-Hand Thread and Right-Hand Thread Screw Handedness Refers to the Direction That a Screw's Thread Wraps Around Its Shaft. Right-Handed Threads Run Clockwise, and Left-Handed Threads Run Counterclockwise.

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James H. Sterling
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James H. Sterling

James Sterling reports on renewable energy developments, climate policy, ecological conservation, and green tech innovations around the globe.